21734 ZIP Code — Funkstown, MD

Washington County, Maryland

ZIP code 21734 is located in Funkstown, Maryland, within Washington County. It covers approximately 0.48 square miles and serves a population of 861 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 240/301.

About ZIP code 21734

The housing stock consists of a mix of housing types. Most homes were built in the pre-1940, giving the area an established character. Median home value is $232,300. Owner-occupancy sits near the national average at 62%.

Median household income is $52,794. 41% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 19 minutes is near the national average.

Educational attainment is near the national average, with 29% of residents holding a bachelor's degree or higher.

861

population

0.48

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

21734 ZIP code map

Cities in ZIP code 21734

Below are the cities the US Postal Service accepts for ZIP code 21734. Using any city not on this list may result in mail delivery delays.

City	Status
Funkstown	Acceptable

Demographics updated 06/2026

Population
Total population	861
Population density	1,794 / sq mi
State FIPS	24
County FIPS	043

Geography
Land area	0.48 sq mi
Water area	0.00 sq mi
Latitude	39.6097
Longitude	-77.7076
Timezone	Eastern (ET)
Area code	240/301

Total population by age

Gender

Race & ethnicity

Economics updated 06/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	68.5%	40.3%	28.2%
$50k – $100k	14.6%	30.7%	28.2%
$100k – $200k	13.9%	23.5%	30.1%
Over $200k	3.0%	5.6%	13.4%

Demographics & statistics

861

Population

1,794

People per sq mi

59.1

Median age

$52,794

Median household income

$38,458

Per capita income

$232,300

Median home value

$711

Median monthly rent

61.8%

Home ownership

8.7%

Poverty rate

4.2%

Unemployment

338

Housing units

29.2%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

25–34

35–44

45–54

55–59

60–64

65–74

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	57	6.6%
18 and over	804	93.4%
65 and over	250	29.0%
Median age	59.1 years

Race & ethnicity

White 99.7%

Two or more races 0.3%

Group	Count	%
White	858	99.7%
Two or more races	3	0.3%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	68.5%	40.3%	28.2%
$50k – $100k	14.6%	30.7%	28.2%
$100k – $200k	13.9%	23.5%	30.1%
Over $200k	3.0%	5.6%	13.4%

Under $10k 3.4%

$10k–$15k 5.1%

$15k–$25k 12.7%

$25k–$35k 9.3%

$35k–$50k 19.2%

$50k–$75k 11.4%

$75k–$100k 15.8%

$100k–$150k 16.2%

$150k–$200k 4.9%

$200k+ 2.1%

Range	% of households
Under $10k	3.4%
$10k–$15k	5.1%
$15k–$25k	12.7%
$25k–$35k	9.3%
$35k–$50k	19.2%
$50k–$75k	11.4%
$75k–$100k	15.8%
$100k–$150k	16.2%
$150k–$200k	4.9%
$200k+	2.1%
Median income	$52,794

Housing

Home values

Under $50k 8.9%

$50k–$100k 2.7%

$100k–$150k 5.1%

$150k–$200k 28.0%

$200k–$300k 35.5%

$300k–$500k 16.7%

$500k–$1M 3.1%

Housing overview

Metric	Value
Median home value	$232,300
Median rent / month	$711
Owner occupied	61.8%
Renter occupied	38.2%
Vacant	8.7%
Single-family detached	61.1%
Large apartment buildings	0.0%
Mobile homes	7.3%
Median rooms	5.3
Avg household size (owned)	1.98

Year built

Era	%
2020 or later	0.0%
2010–2019	0.0%
2000–2009	5.4%
1990–1999	9.2%
1980–1989	7.5%
1970–1979	18.3%
1960–1969	5.2%
1950–1959	11.6%
1940–1949	0.0%
1939 or earlier	42.8%

Bedrooms

Size	% of units
No bedroom (studio)	5.8%
1 bedroom	12.7%
2 bedrooms	42.6%
3 bedrooms	25.6%
4 bedrooms	6.9%
5+ bedrooms	6.4%

Vehicles per household

Vehicles	% of households
No vehicle	7.8%
1 vehicle	44.9%
2 vehicles	33.3%
3 or more	13.9%

Heating fuel

Fuel type	%
Utility gas	40.7%
Electricity	47.9%
Fuel oil	9.3%
Wood	2.1%

Households & families

Household type	Count	%
Married-couple family	240	50.6%
Cohabiting couple	17	3.6%
Male householder, no spouse	86	18.1%
Female householder, no spouse	131	27.6%
Households with children under 18	39	8.2%
Households with seniors (65+)	191	40.3%
Average household size	1.77

Marital status

Status	Male	Female
Never married	21.8%	13.9%
Married	56.8%	56.0%
Separated	0.0%	1.2%
Widowed	2.6%	8.7%
Divorced	18.7%	20.2%

Education

Less than 9th grade 2.2%

Some HS, no diploma 6.1%

HS graduate 28.3%

Some college, no degree 27.0%

Associate's degree 7.2%

Bachelor's degree 15.6%

Graduate / professional 13.6%

Metric	%
HS diploma or higher	91.7%
Bachelor's or higher	29.2%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	4	4.9%
Kindergarten	0	0.0%
Elementary school	9	11.0%
High school	29	35.4%
College / grad school	40	48.8%

Employment

Industry of employment

Education & healthcare 17.2%

Transportation & utilities 16.7%

Arts, food & hospitality 13.3%

Public administration 11.9%

Retail trade 11.2%

Finance & real estate 9.5%

Professional & management 7.7%

Construction 6.3%

Manufacturing 2.3%

Agriculture & mining 1.6%

Wholesale trade 1.2%

Other services 1.2%

Occupation

Category	%
Management, business & arts	26.7%
Service	25.3%
Sales & office	20.9%
Natural resources & construction	9.5%
Production & transportation	17.4%

Employment type

Type	%
Private sector	83.7%
Government	14.2%
Self-employed	2.1%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	74.0%
Carpool	10.0%
Public transit	1.2%
Walk	0.0%
Work from home	14.0%
Other means	0.9%
Avg commute (minutes)	18.6

Poverty

All people 8.7%

Under 18 years 38.6%

18 and over 6.6%

Married-couple families 0.0%

Female-led households 0.0%

Income support

Source	% of households
Social Security	40.9%
Retirement income	39.5%
Supplemental Security	8.0%
Cash public assistance	0.0%
Food stamps / SNAP	10.5%

Health indicators

Condition	%
Obesity	35.8%
High blood pressure	37.5%
High cholesterol	36.0%
Diabetes	10.8%
Heart disease	6.9%
Stroke	3.1%
Asthma	10.5%
Arthritis	29.4%
Kidney disease	3.0%
Pulmonary disease	7.5%
Cancer	7.7%

Behavior / access	%
Smoking	18.8%
Binge drinking	14.4%
No physical activity	25.2%
Less than 7 hrs sleep	33.2%
Depression	20.7%
Fair or poor health	13.0%
Poor mental health	14.1%
Poor physical health	9.9%
No health insurance	9.9%
Visited doctor (checkup)	77.9%
Visited dentist	65.3%
Cholesterol screening	92.5%
Teeth loss	12.9%

Veterans & disability

Veterans	Count	%
Civilian veterans	47	5.8%

Disability	%
Any disability	20.7%
Under 18	8.8%
18–64 years	16.1%
65 and over	33.6%

Health insurance coverage

Type	%
Private insurance	70.7%
Public insurance	49.0%
No insurance	3.9%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	842	97.8%
Spanish	0	0.0%
Other Indo-European	0	0.0%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	861	100.0%
Born in same state	837	97.2%
Born in different state	555	64.5%
Foreign born	24	2.8%
Naturalized citizen	0	0.0%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
French	172	20%
Italian	94	10.9%
English	28	3.3%

Ancestry	Count	%
Dutch	6	0.7%
Norwegian	4	0.5%

Technology access

Metric	% of households
Computer access	55.1%
Internet access	89.5%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions about ZIP code 21734

What city is ZIP code 21734 in?

ZIP code 21734 is primarily assigned to Funkstown, Maryland.

What county is ZIP code 21734 in?

ZIP code 21734 falls within Washington County, Maryland.

Does ZIP code 21734 have an older population?

29% of residents in ZIP code 21734 are 65 or older, above the national average of ~17%.

Does ZIP code 21734 have a large retiree population?

41% of households in ZIP code 21734 receive Social Security income, suggesting a significant retiree or disability population.

What is the population of ZIP code 21734?

ZIP code 21734 has an estimated population of 861 residents, with a density of 1,783 people per square mile.

What is the median household income in ZIP code 21734?

The median household income in ZIP code 21734 is $52,794, below the national median of ~$75,000.

What timezone is ZIP code 21734 in?

ZIP code 21734 observes the EST timezone.